🤔  strange error

```
rtrade@ipfs-node-1:/var/log/temporal$ ipfs swarm connect /dnsaddr/backup.temporal.cloud/tcp/4001/ipfs/QmXYac7M4vUoQvA3Cxk9qvhqr4ggnRcS2Mo2ASD1PRj1f8

connect QmXYac7M4vUoQvA3Cxk9qvhqr4ggnRcS2Mo2ASD1PRj1f8 success
...........

rtrade@ipfs-node-2:/var/log/temporal$ ipfs swarm connect /dnsaddr/backup.temporal.cloud/tcp/4001/ipfs/QmXYac7M4vUoQvA3Cxk9qvhqr4ggnRcS2Mo2ASD1PRj1f8
Error: connect QmXYac7M4vUoQvA3Cxk9qvhqr4ggnRcS2Mo2ASD1PRj1f8 failure: dial attempt failed: failed to dial <peer.ID Qm*PRj1f8> (default failure)
```